
- •GENERAL INFORMATION
- •FUEL REQUIREMENTS
- •VEHICLES WITHOUT TURBOCHARGED ENGINES
- •VEHICLES WITH 2.2L 16 VALVE ENGINES
- •THE FOLLOWING IS APPLICABLE TO ALL VEHICLES
- •FUEL DELIVERY SYSTEM
- •FUEL HOSES, CLAMPS, AND QUICK CONNECT FITTINGS
- •HOSES AND CLAMPS
- •QUICK CONNECT FITTINGS
- •FUEL PUMP ASSEMBLY
- •FUEL SYSTEM PRESSURE
- •MECHANICAL MALFUNCTIONS
- •FUEL PUMP REMOVAL
- •FUEL PUMP STRAINER SERVICE
- •FUEL PUMP INSTALLATION
- •REMOVAL
- •INSTALLATION
- •CHASSIS FUEL TUBES
- •FUEL TANKS
- •GENERAL INFORMATION
- •FUEL TANK FILLER TUBE
- •PRESSURE VACUUM FILLER CAPS
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •FUEL TANK
- •DRAINING FUEL TANK
- •FUEL TANK CAPACITIES
- •FUEL TANK REMOVAL
- •INSTALLATION
- •FUEL PUMP
- •FUEL RESERVOIR
- •FUEL LEVEL SENDING UNIT
- •DIAGNOSIS
- •REMOVAL
- •INSTALLATION
- •REMOVAL
- •INSTALLATION
- •ACCELERATOR PEDAL AND THROTTLE CABLE
- •ACCELERATOR PEDAL
- •REMOVAL
- •INSTALLATION
- •THROTTLE CABLE
- •REMOVAL
- •INSTALLATION
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •FUEL PRESSURE REGULATOR
- •THROTTLE BODY
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •SYSTEMS TEST
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IGNITION TIMING PROCEDURE
- •IDLE SPECIFICATIONS
- •FAULT CODE DESCRIPTION
- •FAULT CODE DESCRIPTION
- •FUEL LINES AND HOSES
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE BODY
- •REMOVAL
- •INSTALLATION
- •FUEL FITTING
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR
- •REMOVAL
- •INSTALLATION
- •THROTTLE POSITION SENSOR
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE SENSOR
- •REMOVAL
- •CANISTER PURGE SOLENOID
- •REMOVAL
- •INSTALLATION
- •ENGINE CONTROLLER SERVICE
- •OXYGEN SENSOR (O2 SENSOR)
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •IGNITION SWITCH ON (ZERO RPM) MODE
- •CRUISE OR IDLE MODE
- •ACCELERATION MODE
- •DECELERATION MODE
- •WIDE OPEN THROTTLE MODE
- •IGNITION SWITCH OFF MODE
- •THROTTLE BODY
- •FUEL SUPPLY CIRCUIT
- •FUEL INJECTORS AND FUEL RAIL ASSEMBLY
- •FUEL PRESSURE REGULATOR
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •FAULT CODE DESCRIPTION
- •SYSTEM TESTS
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IGNITION TIMING PROCEDURE
- •IDLE SPECIFICATIONS
- •THROTTLE BODY
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE POSITION SENSOR (TPS)
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •THROTTLE BODY REMOVAL
- •FUEL INJECTOR RAIL ASSEMBLY
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR SERVICE
- •WASTEGATE SOLENOID AND CANISTER PURGE SOLENOID
- •ENGINE CONTROLLER SERVICE
- •HEATED OXYGEN SENSOR (O2 SENSOR)
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •IGNITION SWITCH ON (ZERO RPM) MODE
- •CRUISE OR IDLE MODE
- •ACCELERATION MODE
- •DECELERATION MODE
- •WIDE OPEN THROTTLE MODE
- •IGNITION SWITCH OFF MODE
- •THROTTLE BODY
- •FUEL SUPPLY CIRCUIT
- •FUEL INJECTORS AND FUEL RAIL ASSEMBLY
- •FUEL PRESSURE REGULATOR
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •FAULT CODE DESCRIPTION
- •SYSTEM TESTS
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IGNITION TIMING PROCEDURE
- •IDLE SPECIFICATIONS
- •THROTTLE BODY
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE POSITION SENSOR (TPS)
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •THROTTLE BODY REMOVAL
- •INSTALLATION
- •FUEL INJECTOR RAIL ASSEMBLY
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTORS
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR SERVICE
- •WASTEGATE AND CANISTER PURGE SOLENOID SERVICE
- •ENGINE CONTROLLER SERVICE
- •HEATED OXYGEN SENSOR (O2 SENSOR)
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •THROTTLE BODY
- •FUEL SUPPLY CIRCUIT
- •FUEL PRESSURE REGULATOR
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •FAULT CODE DESCRIPTION
- •SYSTEM TESTS
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IDLE SPECIFICATIONS
- •IGNITION TIMING PROCEDURE
- •THROTTLE BODY SERVICE
- •THROTTLE BODY
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE POSITION SENSOR
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR RAIL ASSEMBLY
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR SERVICE
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTORS
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
- •CANISTER PURGE SOLENOID SERVICE
- •ENGINE CONTROLLER
- •HEATED OXYGEN SENSOR (O2 SENSOR)
- •GENERAL INFORMATION
- •SYSTEM DIAGNOSIS
- •ENGINE CONTROLLER
- •MODES OF OPERATION
- •THROTTLE BODY
- •FUEL SUPPLY CIRCUIT
- •FUEL INJECTORS AND FUEL RAIL ASSEMBLY
- •FUEL PRESSURE REGULATOR
- •FUEL SYSTEM DIAGRAM
- •VISUAL INSPECTION
- •ON BOARD DIAGNOSTICS
- •MONITORED CIRCUITS
- •HIGH AND LOW LIMITS
- •FAULT CODE DESCRIPTION
- •SYSTEM TESTS
- •OBTAINING FAULT CODES
- •STATE DISPLAY TEST MODE
- •STATE DISPLAY INPUTS AND OUTPUTS
- •STATE DISPLAY SENSORS
- •CIRCUIT ACTUATION TEST MODE
- •OBTAINING CIRCUIT ACTUATION TEST
- •THROTTLE BODY MINIMUM AIR FLOW CHECK PROCEDURE
- •IDLE SPECIFICATIONS
- •FAULT CODE DESCRIPTION
- •THROTTLE BODY REMOVAL
- •THROTTLE BODY
- •FUEL SYSTEM PRESSURE RELEASE PROCEDURE
- •THROTTLE POSITION SENSOR
- •REMOVAL
- •INSTALLATION
- •AUTOMATIC IDLE SPEED (AIS) MOTOR
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR RAIL ASSEMBLY
- •REMOVAL
- •INSTALLATION
- •FUEL PRESSURE REGULATOR
- •REMOVAL
- •INSTALLATION
- •FUEL INJECTOR
- •REMOVAL
- •INSTALLATION
- •MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
- •CANISTER PURGE SOLENOID SERVICE
- •ENGINE CONTROLLER SERVICE
- •CRANKSHAFT TIMING SENSOR
- •REMOVAL
- •INSTALLATION
- •CAMSHAFT SENSOR SERVICE
- •REMOVAL
- •INSTALLATION
- •HEATED OXYGEN SENSOR (O2 SENSOR) SERVICE
- •SPECIFICATIONS
- •TEMPERATURE SENSOR SPECIFICATIONS
- •TORQUE

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FUEL SYSTEMS 14 - 45 |
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Fig. 13 Servicing Throttle Position Sensor
(2)Connect 3 way connector at throttle position sensor.
(3)Install air cleaner.
(4)Connect negative cable to battery.
AUTOMATIC IDLE SPEED (AIS) MOTOR
The automatic idle speed (AIS) motor is mounted on the throttle body (Fig. 14).
REMOVAL
(1)Remove air cleaner.
(2)Disconnect negative cable from battery.
(3)Disconnect AIS motor connector.
(4)Remove AIS motor mounting screws (Torx head screws, 25 mm long).
(5)Remove AIS motor from throttle body housing. Ensure O-ring is with AIS (Fig. 14).
the DRB II Actuate Outputs Test, AIS MOTOR OPEN/CLOSE (battery must be connected for this operation).
(2)Install new O-ring on AIS.
(3)Install AIS motor into housing, ensuring the O-ring is in place.
(4)Tighten mounting screws to 2 NIm (20 in. lbs.) torque.
(5)Connect harness electrical connector to AIS mo-
tor.
(6)Connect negative cable to battery.
MANIFOLD ABSOLUTE PRESSURE SENSOR
The MAP sensor is mounted underhood on the dash panel (Fig. 15)
REMOVAL
(1)Remove vacuum hose and electrical connector from sensor (Fig. 15).
(2)Remove sensor mounting screws. Remove sen-
sor.
(3)Reverse the above procedure for installation. Check the vacuum hose and electrical connections to the sensor.
Fig. 14 Servicing Automatic Idle Speed (AIS) Motor
INSTALLATION
(1) Ensure that AIS motor pintle is in the retracted position. If pintle measures more than 1 inch (25 mm) as shown in Fig. 14, it must be retracted. Use
Fig. 15 Manifold Absolute Pressure (MAP) Sensor
CANISTER PURGE SOLENOID
(1)Remove vacuum hose and electrical connector from solenoid (Fig. 16).
(2)Depress tab on top of solenoid and slide the solenoid downward out of mounting bracket.
(3)Reverse the above procedure for installation.
ELECTRIC EXHAUST GAS RECIRCULATION TRANSDUCER (EET) SERVICE
REMOVAL
(1)Disconnect the electrical connector from the electronic EGR transducer solenoid (Fig. 17).
(2)Disconnect vacuum hoses.